Energy Efficiency Evaluation for Steam Turbine and Auxiliary System

2014 ◽  
Vol 472 ◽  
pp. 1017-1021
Author(s):  
Yu Bo Wang ◽  
Jing Liu ◽  
Ping Zhu ◽  
Cheng Bing He

Thermal power industry in China is facing energyshortage , but now there is a lack of a comprehensive energy efficiency evaluation system to promote the energy efficiency ,The energy efficiency evaluation for steam turbine and auxiliary system fills this gap. On account of the fuzziness and randomness of the evaluation process, we propose the AHM-F combination evaluation method.It not only evaluted the energy efficiency level of the steam turbine and auxiliary system,but also point out the direction for further improving of energy efficiency level. The scientificalness and effectiveness of the proposed method is verfied by the example analysis of the 600MW unit in a power plant.

2020 ◽  
Vol 218 ◽  
pp. 01046
Author(s):  
Kuihua Wu ◽  
Zhijie Zheng ◽  
Lujie Qi ◽  
Rong Liang ◽  
Bo Yang

At present, there is a lack of regional comprehensive energy multi-dimensional evaluation system and calculation of different quality energy in the energy efficiency evaluation of regional integrated energy system. Based on this, this article carries out research on multi-dimensional energy efficiency evaluation index system and evaluation methods. First, this article form quantifiable evaluation indicators from the aspects of energy supply subsystem energy efficiency, energy conversion subsystem energy efficiency, grid energy efficiency, economic benefits and social benefits, and clarify the calculation methods of each evaluation indicator. Then this article calculate the indicator combination weight. Finally, a multi-dimensional energy efficiency assessment method for a regional integrated energy system is proposed, and an example is used to prove the effectiveness of the method.


2011 ◽  
Vol 492 ◽  
pp. 529-538
Author(s):  
Xiu Xia Yuan

Through collecting and analyzing thermal data from on-site testing of more than 30 cement plants, combining with design indicators of production line and control parameters in practical operation, the paper has summarized 4 first level, 5 second level and 133 third level energy efficiency evaluation indicators of cement enterprises after an in-depth study on the main factors influencing coal and power consumption of cement plants. On this basis, an energy efficiency evaluation system of new suspension preheater cement enterprise is to be established in China. It is expected to provide cement enterprise the basis of mastering the level of energy management and checking questions of energy utilization, to play guiding functions in settlement of energy-saving measures, development of energy-saving potential and reduction of energy consumption.


2014 ◽  
Vol 1044-1045 ◽  
pp. 593-596
Author(s):  
Dong Xu Xiong ◽  
Cui Yu Ge

Renewable energy architecture application is the selection of new urbanization road in China. The paper takes Nanjing Kirin technology ecological area as an example, through the establishment of mechanism of energy efficiency evaluation system on kenewable energy resources building application,puts forward to the countermeasure of energy efficiency evaluation system on kenewable energy resources building application, safeguards the implementation and popularization of the kenewable energy resources building.


2021 ◽  
Vol 2 ◽  
pp. 100025
Author(s):  
Mark Awe Tachega ◽  
Xilong Yao ◽  
Yang Liu ◽  
Dulal Ahmed ◽  
Hui Li ◽  
...  

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